A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN: 9780134753119
Author: Sheldon Ross
Publisher: PEARSON
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Suppose you have a random string of 7 bits. What is the probability that the string has exactly 2 0's? Give your probability as a decimal, not a percentage. Give your answer to two decimal places.

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Transcribed Image Text:Suppose you have a random string of 7 bits. What is the probability that the string has exactly 2 0's? Give your probability as a decimal, not a percentage. Give your answer to two decimal places. Your Answer: [Text box for answer] Answer
**Problem Statement:**

Suppose a certain combination lock requires three selections of numbers, each from 0 through 18. Suppose the lock is constructed so that no number may be used twice. How many combinations are possible?

**Your Answer:**

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Transcribed Image Text:**Problem Statement:** Suppose a certain combination lock requires three selections of numbers, each from 0 through 18. Suppose the lock is constructed so that no number may be used twice. How many combinations are possible? **Your Answer:** [Answer Box]
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